6SN1118-0DM21-0AA0

6SN1118-0DM21-0AA0

6SN1118-0DM21-0AA0

电动机正反转控制电路的接线方法

电动机正反转控制电路的接线方法类似于一个开关，通过将不同部件连通或断开实现电动机正反转。下面是一种基本的三相电动机正反转控制电路的接线方法：

1. 根据需要，选购正反转开关和继电器。正反转开关是为了控制电动机正反转，继电器则用来使可调电源与电动机电源接通。

2. 连接电源。将220V交流电源接入正反转开关中。

3. 连接继电器。将AK1的A口、B口与继电器的NO(常开)端口相连，C口与电源的中点相连，K1的NO(常开)端口与K2的黑线端口相连。

4. 连接正反转开关。将正反转开关的一个极接入K2的红线端口，另一个极接入电动机的A相和C相上。

6SN1118-0DM21-0AA0 

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